Watch: Werner Herzog, John Singleton, Steve James and Matt Zoller Seitz Celebrate the Life of Roger Ebert

On what would have been Roger Ebert‘s 72d birthday, Matt Zoller Seitz, the editor of RogerEbert.com, will host a Google Hangout with scheduled appearances by Ebert’s widow, Chaz; Steve James, the director of “Life Itself,” the documentary about Ebert’s life and work; and special guests including Werner Herzog, John Singleton, Anne Thompson, Alan Polsky, Josh Golden, Kartina Richardson, Ali Arikan and Sam Fragoso. The chat goes live at 2 p.m. Eastern and will be archived for later viewing. You can post questions in advance here.